Neuro_Cranial NNs_Everything other than visual

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  1. Mnemonic to remember which nerves are sensory & which ones are
    Some Say Money Matters But My Brother Says Big Boobs Matter More
  2. Menomonic for cranial nerve names
    Oh Oh Oh To Touch And Feel Vagina Gives Vinny A Hardon
  3. # for Hypoglossal nn
    XII
  4. # for Accessory nn
    XI
  5. # for Vagus nn
    X
  6. # for Glassophorangeal nn
    IX
  7. # for Vestibulocochlear nn
    VIII
  8. # for Facial nn
    VII
  9. # for Abducens nn
    VI
  10. # for Trieminal nerve
    V
  11. # for Trochlear nerve
    IV
  12. # for Occulomotor nerve
    III
  13. # of Optic nerve
    II
  14. # of Olfactory nerve
    I
  15. Name of CN I
    Olfactory
  16. Name of CN II
    Optic
  17. Name for CN III
    Occulomotor
  18. Name of CN IV
    Trochlear
  19. Name of CN V
    Trigeminal
  20. Name of CN VI
    Abducens
  21. Name of CN VII
    Facial
  22. Name of CN VIII
    Vestibulocochlear
  23. Name of CN IX
    Glassophorangeal
  24. Name of CN X
    Vagus
  25. Name of CN XI
    Accessory
  26. Name of CN XII
    Hypoglossal
  27. Pathology of CN I - 2
    • Anosmia - B/L or U/L
    • Olfactory hallucinations - present w/seizures
  28. Function of CN I?
    Acuity of smell - Use familiar scents (coffee/orange) & test both nostrils independently
  29. Triggeminal neuralgia is relieved by....?
    Relaxation
  30. Trigeminal neuralgia & onset
    Abrupt
  31. Test for corneal reflex - describe; normal response; which nn is tested?
    • Pt look up & away
    • PT touches cornea w/tissue
    • Both eyes should blink
    • Facial nn
  32. Test for jaw jerk reflex - describe; normal & pathological response; which nn is tested?
    • Thumb on chin w/hammer on thumb
    • Normal - Nothing should happen
    • Pathology - Jerk of chin
    • Facial nn
  33. Test for mms of mastication
    Ask pt to open & close mouth as PT palpates - temporalis & masseter
  34. Test for facial sensation - describe; normal response; which nn is tested?
    • Cotton ball - light touch
    • Sharp item - pin prick
    • Hot/cold - T of forehead, cheek, chin
    • Facial nn
  35. Functions of CN V - 4
    • Facial sensation
    • Mms of mastication
    • Jaw jerk reflex
    • Corneal reflex
    • Facial nn
  36. Bell's palsy - nn involved; S/S ( );
    No pain, just paralysis
  37. Bell's palsy & recovery
    Full recovery within weeks-months
  38. Bell's palsy & mms of face
    • IPSI both upper & lower mms are weak
    • Eyes don't close; drooping corner of mouth --> salivation
  39. Bell's palsy & pain
    No pain, just paralysis
  40. Facial nn - common site of damage; leads to what pathology?
    • Stylomastoid foramen (between styloid & mastoid process) as nn exits skull
    • Pathology - Bell's palsy
  41. What tract is involved in pathology of central CN VII
    Corticobulbar
  42. Pathology of CV VII - describe each
    • Central - Droop of lower CONTRA face
    • Peripheral - Droop of entire IPSI face
  43. Test for mms of facial expression & mm involved - 7
    • Frown - Cirrugator supercilli
    • Wrinkle nose - Procerus; Nasalis
    • Squeeze eyes shut - Orbicularis oculi
    • Purse lips - Orbicularis oris
    • Wrinkle forehead - Frontalis
    • Blowfish kiss - Buccinator
    • Smile widely - Zygomaticus major
  44. Function of facial nn
    • Mms of facial expression
    • Taste to anterior 2/3 of tongue
    • Tearing
  45. Diseases w/peripheral vestibulopathy - 6
    • BPPV
    • Vestibular nuritis
    • Labyranthitis
    • Menier's disease
    • Ototoxicity
    • Acoustic neuroma
  46. Diseases w/central vestibulopathy - 4
    • MS
    • Stoke
    • TBI
    • Tumor
  47. Peripheral vestibulopathy - Nystagmus
    • Unidirectional
    • Rotary AND linear
    • Suppresses w/fixation
    • Matches w/vertigo
  48. Central vestibulopathy - Nystagmus
    • Direction changing
    • Rotary OR linear
    • Unable to suppress w/fixation
    • Can be separate from vertigo
  49. Peripheral vestibulopathy - lesion location
    Lesion of nn itself or supporting structures
  50. Central vestibulopathy - lesion location
    • Pons (brainstem)
    • Cerebellum
    • Parietal cortex
  51. Test for BPPV & tx
    Hallpike-Dix Maneuver
  52. Vestibular pathology of CN VIII - 2
    • Benign Paroxismal Positional Vertigo (BPPV)
    • Nystagmus/vertigo/loss of focus
  53. Difference between VOR 1 & VOR 2
    • PT places finger in front of pt's face
    • VOR 1 - pt moves head from side to side
    • VOR 2 - (+) finger movement in opposite direction of head movement
  54. Tests for vestibular of CN VIII - 3
    • VOR 1
    • VOR 2
    • Hallpike-Dix Maneuver
  55. Weber test - tests what? describe; normal result; sensorineural vs. conduction hearing loss - where is sound louder do reach?
    • Test for auditory acuity (neural component) of Vestibulochoclear nn (CN VIII)
    • Place vibrating fork to center of forehead
    • Normal - Sound heard = on both sides
    • Sensorineural hearing loss - sound louder in normal ear (sound localizes to opposite ear w/intact nn)
    • Conduction hearing loss - sound louder in deceased ear
  56. Rhinne test - Normal result; (+) vs (-); sensorineural vs. conduction hearing loss
    • Normal - Air conduction (fork at external auditory meatus = outside of ear) is better (heard twice as long) than bone conduction (mastoid)
    • (+) = sensorineural hearing loss (air conduction > bone (both air and bone conduction are DEC equally, but difference between them is unchanged)
    • (-) = conduction hearing loss (bone conduction > air)
  57. Rhinne test - tests what? describe (4 steps); graded how?
    • Test for auditory acuity of Vestibulochoclear nn (CN VIII)
    • Tests air conduction vs. bone conduction
    • Vibrating tuning fork is placed against mastoid process
    • Pt indicates when sound no longer heard
    • Fork is moved to external auditory meatus (near ear)
    • Pt states whether sound is heard here
    • (+) or (-)
  58. Function of CN VIII
    • Auditory acuity - sensorineural vs. conduction hearing loss
    • Vestibular
    • Vestibulocochlear nn
  59. Functions of CN IX - 4
    • Taste in posterior 1/3 of tongue
    • Swallowing
    • Gag reflex
    • Phonation
    • Glassophorangeal nn
  60. Pathology of CN IX - gag reflex
    • Glassophorangeal nn
    • Absent
    • Deviation of palate to normal side
  61. Function of CN X - 4
    • Vagus nn
    • Phonation & Swallowing
    • ANS - BP & HR
  62. Function of CN XI
    • Accessory nn
    • Motor to trapezius & SCM
    • SCM - rotate head to L & R
  63. Test for CN XI both mms
    Trapezius - shrug shoulder
  64. Pathology of CN XII - Central vs. Peripheral
    • Peripheral - Tongue deviates TOWARD side of lesion w/atrophy & fibrilations
    • Central - Tongue deviates AWAY from side of lesion w/o atrophy or fibrulations
  65. Test for CN XII
    • Hypoglossal nn
    • Pt sticks out tongue & moves it side to side
  66. Function of CN XII
    • Hypoglossal nn
    • Tongue movement
  67. Cranial nns responsible for phonation & swallowing - 2
    • Vagus nn
    • Glassophorangeal nn
  68. Cranial nns responsible for sensation of tongue - 2
    • Facial nn (CN VII) - taste to anterior 2/3 tongue
    • Glassophorangeal nn (CN XII) - taste to posterior 1/3 tongue

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Anonymous
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325516
Filename:
Neuro_Cranial NNs_Everything other than visual
Updated:
2016-11-09 18:48:32
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Neuro Cranial NNs Everything other than visual
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